fix(docker): Fix DB connection in docker-compose internal network

config/runtime.exs

@@ -1,22 +1,6 @@
 import Config
 import WandererApp.ConfigHelpers
 
-# config/runtime.exs is executed for all environments, including
-# during releases. It is executed after compilation and before the
-# system starts, so it is typically used to load production configuration
-# and secrets from environment variables or elsewhere. Do not define
-# any compile-time configuration in here, as it won't be applied.
-# The block below contains prod specific runtime configuration.
-
-# ## Using releases
-#
-# If you use `mix release`, you need to explicitly enable the server
-# by passing the PHX_SERVER=true when you start it:
-#
-#     PHX_SERVER=true bin/wanderer_app start
-#
-# Alternatively, you can use `mix phx.gen.release` to generate a `bin/server`
-# script that automatically sets the env var above.
 if System.get_env("PHX_SERVER") do
   config :wanderer_app, WandererAppWeb.Endpoint, server: true
 end
@@ -178,10 +162,23 @@ if config_env() == :prod do
       For example: ecto://USER:PASS@HOST/DATABASE
       """
 
-  maybe_ipv6 = if System.get_env("ECTO_IPV6") in ~w(true 1), do: [:inet6], else: []
+  maybe_ipv6 =
+    config_dir
+    |> get_var_from_path_or_env("ECTO_IPV6", "false")
+    |> String.to_existing_atom()
+    |> case do
+      true -> [:inet6]
+      _ -> []
+    end
+
+  db_ssl_enabled =
+    config_dir
+    |> get_var_from_path_or_env("DATABASE_SSL_ENABLED", "false")
+    |> String.to_existing_atom()
 
   config :wanderer_app, WandererApp.Repo,
     url: database_url,
+    ssl: db_ssl_enabled,
     pool_size: String.to_integer(System.get_env("POOL_SIZE") || "10"),
     socket_options: maybe_ipv6
 

mix.exs

@@ -56,7 +56,7 @@ defmodule WandererApp.MixProject do
       {:phoenix, "~> 1.7.12"},
       {:phoenix_ecto, "~> 4.6"},
       {:ecto_sql, "~> 3.10"},
-      {:postgrex, ">= 0.0.0"},
+      {:postgrex, "~> 0.19.1"},
       {:phoenix_html, "~> 4.0"},
       {:phoenix_live_reload, "~> 1.5.3", only: :dev},
       {:phoenix_live_view, "~> 0.20.17"},

rel/env.sh.eex

@@ -1,6 +1,5 @@
 #!/bin/sh
 
 export ERL_AFLAGS="-proto_dist inet6_tcp"
-export ECTO_IPV6="true"
 export RELEASE_DISTRIBUTION="name"
 export RELEASE_NODE="${FLY_APP_NAME}-${FLY_IMAGE_REF##*-}@${FLY_PRIVATE_IP}"